AR-15 Upper Receivers & Parts

LBE Unlimited, Upper, Black Finish, Forward Assist/Ejection Port Cover Assembly Installed, Fits AR15

LBE Unlimited

Battle Arms Development, BAD-EBCG-M16, Enhanced Bolt Carrier Group, Black Finish

Battle Arms Development

LBE Unlimited, Delta Ring Assembly, Fits AR-15, Black

LBE Unlimited

LBE Unlimited, Low Profile Gas Block, Carbine Length Gastube Installed

LBE Unlimited

Radian Weapons, Enhanced Bolt Carrier Group, AR-15, Black, Nitride

Radian Weapons

Spike's Tactical, Mid Length Gas Tube, Black Nitride Finish

Spike's Tactical

Spike's Tactical, Carbine Length Gas Tube, Black Nitride Finish

Spike's Tactical

Spike's Tactical, Pistol Length Gas Tube, Black Nitride Finish

Spike's Tactical

Spike's Tactical, .750 Micro Gas Block W/ Screws

Spike's Tactical

Spike's Tactical, .625 Micro Gas Block W/ Screws

Spike's Tactical

Spike's Tactical, Bolt Carrier Group, HPT/MPI Bolt, Black Phosphate Finish

Spike's Tactical

Spike's Tactical, Barking Spider2 Brake, 556NATO, Fits AR-15, Black Finish

Spike's Tactical